body {
    background: #F4F8FF;
}

.left-side {
    width: 17.5%;
    text-align: center;
}

.left-head {
    background-image: linear-gradient(0deg, #336dd1 0%, #1e51a8 100%);
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    padding: 15px 0;
}

.content {
    padding: 20px 50px;
    flex: 1;
}

.left-ul {
    background: #fff;
    padding: 18px 0;
}

.left-ul a {
    font-size: 18px;
    color: #333 !important;
    display: block;
    width: 100%;
    padding: 11px 0;
}

.left-ul>li:hover a {
    color: #1e51a8 !important;
    background: #eff5ff;
}

.left-ul>li.active a {
    color: #1e51a8 !important;
    font-weight: 700;
    background: #eff5ff;
}

.left-ul>li {
    position: relative;
}

.left-ul>li::after {
    content: "";
    display: block;
    width: 6px;
    height: 0;
    background: #1e51a8;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    transition: all .3s ease;
}

.left-ul>li:hover::after,
.left-ul>li.active::after {
    height: 100%;
}

.right-side {
    width: 82.5%;
    background: #fff;
    padding: 25px 20px;
    position: relative;
}

.right-side::after {
    content: "";
    display: block;
    width: 1px;
    height: 100%;
    background: linear-gradient(0deg, #ffffff 0%, #d6dfee 100%);
    position: absolute;
    top: 0;
    left: 0;
}


.breadcrumb {
    background: transparent;
    font-size: 14px;
    color: #597199 !important;
    padding: 0;
    margin-bottom: 0;
}

.breadcrumb>li+li+li:before {
    color: #597199 !important;
    font: normal normal normal 12px/1 LineAwesome;
    content: '\f112';
    padding: 0 5px;
}

.breadcrumb li a {
    font-size: 14px;
    color: #597199 !important;
}

.right-title {
    font-size: 20px;
    color: #1e51a8 !important;
    font-weight: 700;
    padding: 0 10px;
    position: relative;
}

.right-title::after {
    content: "";
    display: block;
    width: 124px;
    height: 6px;
    background: url(../image/4.png) 0 0 / cover no-repeat;
    position: absolute;
    bottom: -11px;
    left: 0;
}

.right-head {
    border-bottom: 1px solid #DEE4EE;
    padding-bottom: 10px;
}


@media screen and (max-width:1023px) {
    .cont-body {
        flex-wrap: wrap;
    }

    .cont-body>div {
        width: 100%;
    }

    .content {
        padding: 0;
    }

    .left-side {
        margin: 15px 0;
    }

    .right-side::after {
        display: none;
    }

    .left-head {
        font-size: 20px;
        padding: 8px 0;
    }

    .left-ul a {
        font-size: 16px;
        padding: 7px 0;
    }

    .breadcrumb li a {
        font-size: 12px;
    }

    .breadcrumb>li+li+li:before {
        padding: 0 2px;
    }
}

@media screen and (max-width:600px) {
    .right-title {
        font-size: 16px;
        padding: 0;
    }

    .right-side {
        padding: 10px;
    }

    .right-head {
        padding-bottom: 6px;
    }

    .right-title::after {
        width: 75px;
        bottom: -7px;
        background: url(../image/4.png) 100%/cover no-repeat;
    }

}